#include <stdio.h>
int func(int a){
	int b=10;
	int c=a*b;
	return c;
}

int main(){

	int (*pa)(int)=NULL;
	pa=func;
	int res1=func(10);
	int res2=pa(10);
	printf("func(10):%d\n",res1);
	printf("pa(10):%d\n",res2);
	//int *pa(int);
	return 0;
}
